Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d53b44a714c2120bb64ed6fbc7d9ea78ddde7e84ba919755d4dae84deb24537c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^